Simulation Programs

LTSpice IV

A free implementation of SPICE from Linear Technology.

QUCS

Acronym for "Quite Universal Circuit Simulator". An open source simulator that is still early in the development stages, but may be promising.

Comments

LT Spice tutorials.

The December, 2008 and January, 2009 editions of Nuts and Volts magazine have some good entry level tutorials on LTSpice.

http://www.nutsvolts.com/

There is also a good set of video tutorials at CMOSedu.com

http://cmosedu.com/videos/LTspice/LTspice_videos.htm

These can also be found spread around on Youtube and such places.

Brad WA5PSA